while True:
    try:
        game = input()
        game = game.split(" ")
        player = game[1]
        number = int(game[0])
        if player == "K":
            if number == 1:
                print(1)
            if number == 2:
                print(4)
            if number > 2:
                print(9)
        if player == "N":
            if number <= 2:
                print(1)
            if number >= 3:
                print(4)
        if player == "B":
            print(number)
        if player == "R":
            print(number)
    except:
        break